CN205413472U - Steel constructs paint finishing with purification performance - Google Patents
Steel constructs paint finishing with purification performance Download PDFInfo
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- CN205413472U CN205413472U CN201521047936.6U CN201521047936U CN205413472U CN 205413472 U CN205413472 U CN 205413472U CN 201521047936 U CN201521047936 U CN 201521047936U CN 205413472 U CN205413472 U CN 205413472U
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Abstract
The utility model provides a steel constructs paint finishing with purification performance, it includes: the spraying district, the spraying district includes the cabin body including spraying cabin, spraying cabin, is provided with a plurality of air intake and air outlet on personally experiencing sth. Part of the body in the cabin, air supply unit, the air is sent to the spraying cabin through the air intake to air supply unit's supply -air outlet, the unit of airing exhaust, the inlet scoop of the unit of airing exhaust is passed through the air outlet and is discharged the air from the spraying under -deck, spraying station, spraying station set up in the spraying under -deck, and it highly is suitable for spraying work height, air supply unit guarantees with the unit of airing exhaust that the spraying under -deck has required working pressure of compressed air, spraying the reaction zone, spraying the reaction zone and include the spray column, the lower part of spray column is equipped with and sprays the air inlet, and the top is equipped with and sprays the gas outlet, it distinguishes the gas outlet intercommunication of airing exhaust of the unit of airing exhaust to spray air inlet and spraying, the photolysis district, the photolysis district is equipped with the photodissociation air inlet including reactant, reactant one end, and the other end is equipped with the photodissociation gas outlet, and the photodissociation air inlet communicates with the gas outlet that sprays of spray column.
Description
Technical field
This utility model embodiment relates to spraying equipment field, particularly relates to a kind of steel structure paint finishing with purification function.
Background technology
Spraying refers to, by spray gun or dish-style nebulizer, by means of pressure or centrifugal force, coating be dispersed into uniform and fine droplet, is applied over the application on coated article surface.The applied range of spraying mainly has the fields such as five metals, plastic cement, family property, military project, boats and ships, is to apply most common a kind of application mode now.Such as, steel beam column is generally coated with coating, for antiseptic and rustproof, to increase the use time of steel beam column.
Subject matter present in spraying: due to compressed air, becomes coating high degree of dispersion coating cloud, paint grain, flies upward and be diffused in ambient atmosphere, and the solvent evaporated in coating, both pollute environment, be unfavorable for health, waste again coating, cause economic loss.And, in open spraying area, every ambient parameter is not easily controlled and regulates, it is easy to affect spraying effect, such as: the on-the-spot cleaning not of spraying operation, dust is mixed in paint, can cause coating seediness；Or spraying operation scene temperature, high humidity, paint film reaction acutely, may combine with moisture content in air and produce whiting；Or operation field temperature is high, air humidity is big, causes bubble.
It addition, if the waste gas in spray booth is directly discharged in air without process, large quantity of exhaust gas, coating cloud and VOC will pollute environment, cause environmental pollution.
Accordingly, it would be desirable to a kind of paint finishing, solve the problems referred to above.
Utility model content
The problem existed for prior art, the embodiment of the present application provides a kind of steel structure paint finishing with purification function, solves pollutant diffusion, the problem causing air pollution in spraying process, it is possible to purify the pollutant produced in spraying process.
The embodiment of the present application provides a kind of steel structure paint finishing with purification function, comprising: spraying area, described spraying area includes: spray booth, and described spray booth includes nacelle, and described nacelle is provided with several air inlets and air outlet；Blowing unit, air is sent into described spray booth by described air inlet by the air outlet of described blowing unit；Air exhaust units, air is discharged in described spray booth by the inlet scoop of described air exhaust units by described air outlet；And spray station, described spray station is arranged in described spray booth, and it is highly suitable for spray coating operations height；Wherein, described blowing unit has required operating air pressure in ensureing described spray booth with described air exhaust units；Spray reaction zone, described spray reaction zone includes that spray column, the bottom of described spray column are provided with spray air inlet, and top is provided with spray gas outlet；Described spray air inlet connects with the air draft gas outlet of the described air exhaust units of described spraying area；Photolysis district, described photolysis district includes that reactant, one end of described reactant are provided with photodissociation air inlet, and the other end is provided with photodissociation gas outlet, and described photodissociation air inlet connects with the spray gas outlet of described spray column.
Preferably, described spray booth includes nacelle, and described nacelle is provided with several air inlets and air outlet；Air is sent into described spray booth by described air inlet by the air outlet of described blowing unit；Air is discharged in described spray booth by the inlet scoop of described air exhaust units by described air outlet.
Preferably, described nacelle includes the rolling screen door that the first side plate fixed in top board, two ends relative with described top board respectively and the second side plate, respectively opposite end other with described top board are fixed；Described first side plate bottom is provided with multiple described air inlet, and described second side plate is provided with multiple described air outlet near top, and described top board is provided with the described air outlet that multiple row is equally spaced.
Preferably, described blowing unit includes that multiple axial flow blower, multiple described axial flow blowers are distributed in the outside of described first side plate, and the air outlet of each described axial flow blower connects with the air inlet of described first side plate.
Preferably, described air exhaust units includes the most a set of air draft supervisor, air exhaust branch pipe and air draft suction nozzle, described air draft supervisor is positioned at described spray booth top, one end of described air draft supervisor is connected with extractor fan, described air draft supervisor is provided with many described air exhaust branch pipes, and the other end of the described air draft suction nozzle being positioned at described spray booth is connected with described air exhaust branch pipe.
Preferably, described air draft supervisor includes that at least pipeline, the caliber of the entrance point of described air draft supervisor to the port of export are gradually increased；Being gradually increased to the caliber near described air draft main tube end away from described air draft main tube end of described air exhaust branch pipe；Described air draft suction nozzle is multiple, is provided with a described air draft suction nozzle at the air outlet of each described top board and the air outlet of described second side plate.
Preferably, also include, walk unit, described walking unit include slide rail and with described slide rail with the use of pulley, article two, described slide rail symmetry is fixed on ground to be sprayed boundary, and multiple described pulleys are fixing with the bottom of the bottom of described first side plate and described second side plate respectively to be connected.
Preferably, packing layer, spraying layer and water barrier it are sequentially provided with from bottom to up in described spray column；The bottom of described spray column is provided with spray water tank, and the bottom of described spray column is provided with spray column outlet, and described spray column outlet connects with described spray water tank；The top of described spray column is provided with spray column water inlet, wherein, is additionally provided with water pump between described spray water tank and spray column, and the two ends of described water pump connect described spray water tank and described spray column water inlet respectively.
Preferably, inhalant region, primary sedimentation district, secondary precipitation district and race way it are provided with in described spray water tank.
Preferably, it is sequentially provided with pretreating zone, photolysis district and plasma reaction district from described photodissociation air inlet to described photodissociation gas outlet in described reactant.
Preferably, described pretreating zone includes guide layer and water accepting layer；Described photolysis district includes active catalytic floor and photodissociation Catalytic Layer spaced apart and photocatalyst layer；Described plasma reaction district includes high pressure plasma floor.
Furthermore it is preferred that be additionally provided with detection device at the photodissociation gas outlet in described photolysis district, whether the described detection device detection photodissociation gas outlet expellant gas from described photolysis district reaches discharge standard.
Knowable to the description above and practice, a kind of steel structure paint finishing with purification function that the embodiment of the present application provides, compared with prior art, it provides the benefit that: one, workpiece to be sprayed is placed in spray station, spray booth cover is buckled in above spray station, then carries out spraying operation, space can be polluted with closed spray, it is easy to follow-up focusing on, reduce the discharge capacity of VOC, reduce coating cloud and the pollution of VOC, environmental pollution indexes can be reduced；Spray booth carries out side-blown equipped with blowing unit and air exhaust units, blowing unit, and air exhaust units is inhaled by side and collects waste gas by the way of upper suction, to ensure that the gas sampling efficiency of spray booth maximizes；They are two years old, it is provided with spray reaction zone and photolysis district, can collect and process the waste gas discharged from spray booth, through spray column and the multistage purification of reactant, the air that nuisance is converted into cleaning makes waste gas be then exhausted from after reaching discharge standard, avoid exhaust gas diffusion in environment, reduce coating cloud and the pollution of VOC, greatly reduce environmental pollution indexes.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is some embodiments of the application, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Accompanying drawing described herein is used for providing further understanding of the present application, constitutes the part of the application, and the schematic description and description of the application is used for explaining the application, is not intended that the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the steel structure paint finishing schematic diagram with purification function described in the embodiment of the present application；
Fig. 2 is the side view of the spraying area of the steel structure paint finishing with purification function shown in Fig. 1；
Fig. 3 is the top view of the spraying area of the steel structure paint finishing with purification function shown in Fig. 1；
Fig. 4 is the schematic diagram of the spray reaction zone of the steel structure paint finishing with purification function shown in Fig. 1；
Fig. 5 is the schematic diagram of the reactant of the steel structure paint finishing with purification function shown in Fig. 1.
Reference:
10: spray booth；11: air inlet；12: air outlet；13: top board；14: the first side plates；
15: the second side plates；16: spray station；20: blowing unit；30: air exhaust units；
31: air draft is responsible for；32: air exhaust branch pipe；33: air draft suction nozzle；40: spray column；
41: spray air inlet；42: spray gas outlet；43: packing layer；44: spraying layer；
45: water barrier；46: water pump；47: spray water tank；48: drainage screen；50: reactant；
51: photodissociation air inlet；52: photodissociation gas outlet；53: homogenizing plate；54: high score unginned cotton's layer；
55: activating catalytic layer；56: photocatalyst layer；57: photodissociation Catalytic Layer；58: high pressure plasma layer.
Detailed description of the invention
For making the purpose of the embodiment of the present application, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is some embodiments of the present application rather than whole embodiments.Based on the embodiment in the application, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of the application protection.
For making the purpose of the application, technical scheme and advantage clearer, below in conjunction with drawings and the specific embodiments, the application is described in further detail.
Fig. 1 is the steel structure paint finishing schematic diagram with purification function described in the embodiment of the present application.Fig. 2 is the side view of the spraying area of the steel structure paint finishing with purification function shown in Fig. 1.Fig. 3 is the top view of the spraying area of the steel structure paint finishing with purification function shown in Fig. 1.As shown in Figures 1 to 3: the steel structure paint finishing with purification function includes: spraying area, spray reaction zone and photolysis district.
Spraying area includes: spray booth 10, spray station 16, blowing unit 20 and air exhaust units 30.
Spray booth 10 includes nacelle, and nacelle is provided with several air inlet 11 and several air outlets 12, and the number of air inlet 11 and air outlet 12 depends primarily on the space size in spraying storehouse 10；Spray station 16 can be the component that stirrup etc. can raise the height of steel structure to be sprayed, but it is not limited thereto, spray station 16 is arranged in spray booth 10, the height of spray station 16 is suitable for spray coating operations height, as sprayed the working depth etc. of work, to ensure the integrity of steel structure spraying, it is to avoid invar structure height is improper and causes spraying dead angle, affects coating quality；Air is sent into spray booth 10 by air inlet 11 by the air outlet of blowing unit 20；Air is discharged in spray booth 10 by the inlet scoop of air exhaust units 30 by air outlet 12, blowing unit 20 and air exhaust units 30 have required operating air pressure in ensureing spray booth 10, operating air pressure can ensure that spraying and the Spray painting tool smoothly of steel structure have safe working environment in spray booth 10, increase the safety of steel structure spray coating operations.
Preferably, nacelle cover is buckled in spray station 16, and nacelle includes top board the 13, first side plate the 14, second side plate 15 and rolling screen door.The relative two ends of top board 13 fixed first side plate 13 and the second side plate 14 respectively, top board 13 additionally relative to two ends fix rolling screen door respectively.When carrying out spraying operation, rolling screen door is put down, and nacelle forms confined space above spray station 16；After spraying completes, rolling screen door is rolled, convenient ventilation.
Be provided with multiple air inlet 11 in the first side plate 14 bottom, air inlet 11 is equidistant on the first side plate, homalographic, etc. the distribution of relative altitude, convenient uniform gas distribution in nacelle.
Second side plate 15 is provided with multiple air outlet 12 at top, air outlet 12 is equidistant on the second side plate 15, homalographic, etc. the distribution of relative altitude；Top board 13 is provided with multiple row air outlet 12, and air outlet 12 is equidistant on top board 13, the distribution of homalographic, air outlet 12 on top board 13 in array distribution.
The air inlet 11 of corresponding first side plate 14 bottom of the air outlet of blowing unit 20, the air outlet of blowing unit 20 is docked to air inlet 11, is sent in spray booth 10 by air by air inlet 11.
Preferably, blowing unit 20 includes multiple axial flow blower, and each axial flow blower provides an air outlet, and each axial flow blower is located at the outside of the first side plate 14, and the air outlet of each axial flow blower and the air inlet 11 of the first side plate 14 connect.
The air outlet 12 on corresponding second side plate 15 top, the inlet scoop of air exhaust units 30 or the air outlet 12 of top board 13, discharged air by air outlet 12 in spray booth 10.
By adjusting blowing unit 20 and the air inflow of air exhaust units 30 and gas output so that blowing unit 20 and air exhaust units 30 have required operating air pressure in can ensure that spray booth 10.
Preferably, air exhaust units 30 includes the most a set of air draft supervisor 31, air exhaust branch pipe 32 and air draft suction nozzle 33.
Top board 13 tops that air draft supervisor 31 is positioned at spray booth 10, and extend to air outlet 12 along the second side plate 15, one end of air draft supervisor 31 is connected with extractor fan, extractor fan will go into air draft be responsible for 31 air and pollutant take away.
Preferably, air draft supervisor 31 includes that at least pipeline, the caliber of the entrance point of air draft supervisor 31 to the port of export are gradually increased.How air draft supervisor 31 can also be by forming with pipeline connects, wherein, and the caliber of the conduit entrance that the caliber of front-end pipelines outlet connects less than its rear, and, the caliber of each pipeline caliber from entrance point to the port of export is gradually increased.
The reason that the entrance point of air draft supervisor 31 is gradually increased to the caliber of the port of export is: the air capacity from entrance point to the port of export is gradually increased along with the quantity increase of the arm of connection, when starting to ventilate, the air exhaust branch pipe 32 connected from entrance point to the port of export and air outlet more than 12, there is provided air capacity the biggest to air draft supervisor, if it is constant that 31 calibers are responsible in air draft, the resistance of air circulation will be increased, by the way of increasing air draft and being responsible for 31 calibers, the covert resistance reducing air circulation.
Connecting many air exhaust branch pipes 32 on air draft supervisor 31,31 relative both sides, multiple row air exhaust branch pipe 32 spaced apart are responsible in air draft, and the air exhaust branch pipe 32 of every string is positioned at above the string air outlet 12 of top board 13 or the second side plate 15.
Preferably, being responsible for 31 ends away from air draft and be gradually increased to being responsible for the caliber of 31 ends near air draft of air exhaust branch pipe 32.This is because, it is sequentially communicated multiple air exhaust branch pipe 32 on air draft supervisor 31, when starting to ventilate, the distalmost end away from air draft supervisor 31 only has the ventilation in air draft supervisor 31 of an air exhaust branch pipe 32, is responsible for 31 the closer to air draft, the air exhaust branch pipe 32 of connection and the number of air outlet 12 are the most, the flow of air is the biggest, if air exhaust branch pipe 32 caliber is constant, will increase the resistance of air circulation, by the way of increasing air exhaust branch pipe 32 caliber, the covert resistance reducing air circulation.
It is provided with an air draft suction nozzle 33 in each air outlet 12 of top board 13 or the second side plate 15, by air draft suction nozzle 33, the air in spray booth 10 and pollutant are discharged, suction nozzle one end of each air draft suction nozzle 33 is positioned at spray booth 10, and the pipe section of the top of air draft suction nozzle 33 is connected with air exhaust branch pipe 32.The flow of each air draft suction nozzle 33 is identical, it is to avoid cause local pressure excessive or too small.
Spray station 16 is the position that part to be sprayed is placed in when spraying, a spray station 16 can be set in spray booth 10, multiple spray station 16 can also be arranged at intervals in the path that spray booth 10 is walked, spray booth 10 can be covered and is buckled in the spray station 16 wherein used, after having sprayed, spray booth 10 is moved at next spray station 16.The height of spray station 16 is suitable for the height that spray coating operations launches.
In the present embodiment, spray station 16 includes transverse strands and vertical frame, and transverse strands is spaced apart, and many vertical framves are distributed in above transverse strands side by side, the transverse strands of lower section fix.The height of transverse strands determines the height of spray station 16, and the entire area of vertical frame determines the usable floor area of spray station.
Preferably, spray booth 10 also includes unit of walking, and walking unit is arranged on below the first side plate 14 and second side plate 15 of spray booth 10, and spray booth 10 can be helped to walk on default track.Walking unit include slide rail and with slide rail with the use of pulley, two slide rail symmetries are fixed on to be sprayed ground boundary, the multiple pulleys of the fixing connection in the first side plate 14 position corresponding with the bottom of the second side plate 15 or lower section.Such as slide rail is arranged on the outside of multiple spray station 16, and walking unit can drive spray booth 10 to move above spray station 16.
Fig. 4 is the schematic diagram of the spray reaction zone of the steel structure paint finishing with purification function shown in Fig. 1.As shown in Figure 4, spray reaction zone includes that spray column 40, the bottom of spray column 40 are provided with spray air inlet 41, and top is provided with spray gas outlet 42.Spray air inlet 41 connects with the air draft gas outlet of the air exhaust units 30 of spraying area, pollutant are discharged from the air draft gas outlet of air exhaust units 30, enter from spray air inlet 41, inversely contact with spray liquid in spray column 40, pollutant are removed by spray liquid, discharge from spray gas outlet 42 through purifying.
Preferably, being sequentially provided with packing layer 43, spraying layer 44 and water barrier 45 in spray column 40 from bottom to up, be filled with filler in packing layer 43, spraying layer 44 is provided with multiple shower nozzle, is sprayed by spray liquid, and water barrier 45 can remove the spray liquid that air carries.
The bottom of spray column 40 is provided with spray water tank 47, and the bottom of spray column 40 is provided with spray column outlet, and spray column outlet connects with spray water tank 47；The top of spray column 40 is provided with spray column water inlet, wherein, water pump 46 it is additionally provided with between spray water tank 47 and spray column 40, the two ends of water pump 46 connect spray water tank 47 and spray column water inlet respectively, and spray liquid is positioned at spray water tank 47, get to the top spray column water inlet of spray column 40 through water pump 46, through packing layer 43, flowing to the bottom spray column outlet of spray column 40, be again introduced into spray water tank 47, spray liquid is circulated between spray water tank 47 and spray column 40 by water pump 46.
Preferably, spray water tank 47 is sequentially provided with inhalant region, primary sedimentation district, secondary precipitation district and race way from water inlet to outlet, is provided with drainage screen 48 between secondary precipitation district and race way.Inhalant region is provided with water inlet, the spray liquid of configuration enters into inhalant region from water inlet, the spray column outlet of inhalant region connection spray column 40 bottom, inhalant region is initially entered from the spray liquid of the Residual contamination thing of spray column 40 outflow, primary sedimentation district and secondary precipitation district is sequentially entered from inhalant region, to settle pollutant, the spray liquid after filtration recycles again.
Fig. 5 is the schematic diagram of the reactant of the steel structure paint finishing with purification function shown in Fig. 1.As it is shown in figure 5, photolysis district includes that reactant 50, one end of reactant 50 are provided with photodissociation air inlet 51, the other end is provided with photodissociation gas outlet 52, and photodissociation air inlet 51 connects with the spray gas outlet of spray column 40.Gas after spray column 40 processes, enters reactant 50 from photodissociation air inlet 51, after treatment, discharges from photodissociation gas outlet 52.
Preferably, it is sequentially provided with pretreating zone, photolysis district and plasma reaction district from photodissociation air inlet 51 to photodissociation gas outlet 52 in reactant 50.Pretreating zone carries out current-sharing pretreatment, and photolysis district carries out photodissociation and purifies reaction treatment, and plasma reaction district carries out plasma deep reaction process.
Preferably, pretreating zone includes guide layer and water accepting layer；Guide layer at reactant 50 entrance point is provided with homogenizing plate 53, and water accepting layer is provided with high score unginned cotton's layer 54；In current-sharing preprocessing process, making high flow rate waste gas after homogenizing plate 53, can be evenly distributed in reactant 50, waste gas can be fully purified, untreated for front end coating cloud completely and water smoke can be adsorbed by high score unginned cotton 54 layers simultaneously, to ensure that rear end purified treatment efficiency maximizes.Photolysis district includes active catalytic floor 55 and photodissociation Catalytic Layer 57 spaced apart and photocatalyst layer 56；Photo-degradation mechanism comprises two processes, and during one is generation energetic ion colony, a number of harmful gas molecule, by high energy effect, itself resolves into simple substance or is converted into innocuous substance.Two is containing a large amount of high energy particles and the ion population of highly active free radical, with macromole gas (such as H2S, toluene etc.) effect, open its intramolecular valence bond, be converted into harmless small-molecule substance.Catalyst (such as titanium dioxide) generates the strongest superoxide anion radical of chemical activity and hydroxyl free radical when by ultraviolet light irradiation, attacks Organic substance, reaches the effect of degradation of organic substances.Titanium dioxide belongs to non-dissolving type material, and at thorough decomposing organic pollutant with while killing bacterium, self does not decomposes, not dissolution, and photocatalysis is lasting, and has lasting sterilization, degradation of contaminant effect.Plasma reaction district includes high pressure plasma floor 58；High pressure plasma layer 58, for the intractable obstinate exhaust gas constituents in front end, carries out degree of depth secondary response.Plasma bombards the molecule of gas with foreign flavor repeatedly with the speed of 800,000 times to 5,000,000 times per second, deexcitation, the various compositions ionizing, cracking in waste gas, thus there is the chemical reaction of the series of complexes such as oxidation, through multistage purification, discharge after nuisance is converted into the air of cleaning.
Furthermore it is preferred that be additionally provided with detection device at the photodissociation gas outlet in photolysis district, whether the detection device detection photodissociation gas outlet expellant gas from photolysis district reaches discharge standard.
The use process of steel structure paint finishing with purification function is described below.
First, being put to spray station 16 by workpiece to be sprayed, mobile spray painting room, to the predeterminated position corresponding with spray station 16, makes spray booth 10 cover be buckled in above spray station 16, closes spray booth 10, make spray painting room form a confined space.
Secondly, being connected with the exhaust gas inlet of spray column 40 by the waste gas outlet of air exhaust units 30, spray column 40 is provided with multiple exhaust gas inlet, the corresponding spray station 16 of each exhaust gas inlet, opens the air-valve at the exhaust gas inlet being arranged on spray column 40；The waste gas outlet of spray column 40 is connected with the air inlet of reactant 50；Start spray column 40, reactant 50 and air exhaust units 30, and open the blowing unit 20 being arranged on spray painting room.
Again, in the closing space of spray painting room, workpiece to be sprayed is carried out paint spraying until Workpiece painting to be sprayed completes, wherein, the waste gas produced in spraying process is delivered to spray column 40 by blowing unit 20 and air exhaust units 30 in spray painting room, it is delivered to again in reactant 50, by entering in air after the purification of the two.
Waste gas enters spray column 40, and by packing layer 43 in spray column 40, packing layer 43 is for removing the particulate matter in waste gas and soluble component, and wherein, spray liquid is persistently sprayed on the surface of packing layer 43 by the spray nozzle in spray column 40；By spraying layer 44, the spray liquid that waste gas sprays with spray nozzle in uphill process contacts, and the soluble component in waste gas is removed by spray liquid further；By water barrier 45, water barrier 45, for by carrying out wet process by the gas of packing layer 43, is discharged from spray column 40.
Waste gas after preliminary evolution enters reactant 50, first, current-sharing pretreatment, and waste gas passes sequentially through even flow plate 53 and high score unginned cotton's layer 54, and homogenizing plate 53 is for being evenly distributed on reactant 50 by waste gas, and high score unginned cotton's layer 54 is multiple, for waste gas is gone wet process；Secondly, carry out photodissociation purified treatment, waste gas passes sequentially through active catalytic layer 55 and photodissociation layer, and active catalytic layer 55 is multiple, is used for improving waste gas activity, promote himself decomposition and inversion, photodissociation layer is for carrying out photodissociation process to waste gas, and photodissociation layer includes that photodissociation Catalytic Layer 57 and photocatalyst layer 56, photodissociation Catalytic Layer 57 are multiple, photocatalyst layer 56 is multiple, and photodissociation Catalytic Layer 57 and photocatalyst layer 56 are arranged alternately formation photodissociation layer；Finally carrying out Cement Composite Treated by Plasma, waste gas passes through high pressure plasma layer 58, for waste gas is carried out multistage purification.
Moving spray painting room again to the corresponding predeterminated position of next spray station 16, repeat the above steps, until the Workpiece painting to be sprayed in each spray station 16 completes.
In sum, according to the technical scheme of the embodiment of the present application, according to a kind of steel structure paint finishing with purification function of the embodiment of the present application offer, it provides the benefit that: one, workpiece to be sprayed is placed in spray station, spray booth cover is buckled in above spray station, then carries out spraying operation, space can be polluted with closed spray, it is easy to follow-up focusing on, reduce the discharge capacity of VOC, reduce coating cloud and the pollution of VOC, environmental pollution indexes can be reduced；Spray booth carries out side-blown equipped with blowing unit and air exhaust units, blowing unit, and air exhaust units is inhaled by side and collects waste gas by the way of upper suction, to ensure that the gas sampling efficiency of spray booth maximizes；They are two years old, it is provided with spray reaction zone and photolysis district, can collect and process the waste gas discharged from spray booth, through spray column and the multistage purification of reactant, the air that nuisance is converted into cleaning makes waste gas be then exhausted from after reaching discharge standard, avoid exhaust gas diffusion in environment, reduce coating cloud and the pollution of VOC, greatly reduce environmental pollution indexes.
Last it is noted that above example is only in order to illustrate the technical scheme of the application, it is not intended to limit；Although the application being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the application each embodiment technical scheme.
Claims (12)
1. the steel structure paint finishing with purification function, it is characterised in that including:
Spraying area, described spraying area includes:
Spray booth, described spray booth includes nacelle, described nacelle is provided with several air inlets and air outlet；
Blowing unit, air is sent into described spray booth by described air inlet by the air outlet of described blowing unit；
Air exhaust units, air is discharged in described spray booth by the inlet scoop of described air exhaust units by described air outlet；And
Spray station, described spray station is arranged in described spray booth, and it is highly suitable for spray coating operations height；
Wherein, described blowing unit has required operating air pressure in ensureing described spray booth with described air exhaust units；
Spray reaction zone, described spray reaction zone includes that spray column, the bottom of described spray column are provided with spray air inlet, and top is provided with spray gas outlet；Described spray air inlet connects with the air draft gas outlet of the described air exhaust units of described spraying area；
Photolysis district, described photolysis district includes that reactant, one end of described reactant are provided with photodissociation air inlet, and the other end is provided with photodissociation gas outlet, and described photodissociation air inlet connects with the spray gas outlet of described spray column.
2. as claimed in claim 1 with the steel structure paint finishing of purification function, it is characterised in that described spray booth includes nacelle, and described nacelle is provided with several air inlets and air outlet；Air is sent into described spray booth by described air inlet by the air outlet of described blowing unit；Air is discharged in described spray booth by the inlet scoop of described air exhaust units by described air outlet.
3. as claimed in claim 2 with the steel structure paint finishing of purification function, it is characterized in that, described nacelle includes the rolling screen door that the first side plate fixed in top board, two ends relative with described top board respectively and the second side plate, respectively opposite end other with described top board are fixed；Described first side plate bottom is provided with multiple described air inlet, and described second side plate is provided with multiple described air outlet near top, and described top board is provided with the described air outlet that multiple row is equally spaced.
4. as claimed in claim 3 with the steel structure paint finishing of purification function, it is characterized in that, described blowing unit includes that multiple axial flow blower, multiple described axial flow blowers are distributed in the outside of described first side plate, and the air outlet of each described axial flow blower connects with the air inlet of described first side plate.
5. as claimed in claim 3 with the steel structure paint finishing of purification function, it is characterized in that, described air exhaust units includes the most a set of air draft supervisor, air exhaust branch pipe and air draft suction nozzle, described air draft supervisor is positioned at described spray booth top, one end of described air draft supervisor is connected with extractor fan, described air draft supervisor is provided with many described air exhaust branch pipes, and the other end of the described air draft suction nozzle being positioned at described spray booth is connected with described air exhaust branch pipe.
6. as claimed in claim 5 with the steel structure paint finishing of purification function, it is characterised in that described air draft supervisor includes that at least pipeline, the caliber of the entrance point of described air draft supervisor to the port of export are gradually increased；Being gradually increased to the caliber near described air draft main tube end away from described air draft main tube end of described air exhaust branch pipe；Described air draft suction nozzle is multiple, is provided with a described air draft suction nozzle at the air outlet of each described top board and the air outlet of described second side plate.
7. as claimed in claim 3 with the steel structure paint finishing of purification function, it is characterized in that, also include, walking unit, described walking unit include slide rail and with described slide rail with the use of pulley, article two, described slide rail symmetry is fixed on ground to be sprayed boundary, and multiple described pulleys are fixing with the bottom of the bottom of described first side plate and described second side plate respectively to be connected.
8. as claimed in claim 1 with the steel structure paint finishing of purification function, it is characterised in that be sequentially provided with packing layer, spraying layer and water barrier in described spray column from bottom to up；
The bottom of described spray column is provided with spray water tank, and the bottom of described spray column is provided with spray column outlet, and described spray column outlet connects with described spray water tank；
The top of described spray column is provided with spray column water inlet, wherein, is additionally provided with water pump between described spray water tank and spray column, and the two ends of described water pump connect described spray water tank and described spray column water inlet respectively.
9. as claimed in claim 8 with the steel structure paint finishing of purification function, it is characterised in that be provided with inhalant region, primary sedimentation district, secondary precipitation district and race way in described spray water tank.
10. as claimed in claim 1 with the steel structure paint finishing of purification function, it is characterised in that be sequentially provided with pretreating zone, photolysis district and plasma reaction district from described photodissociation air inlet to described photodissociation gas outlet in described reactant.
11. as claimed in claim 10 with the steel structure paint finishing of purification function, it is characterised in that described pretreating zone includes guide layer and water accepting layer；Described photolysis district includes active catalytic floor and photodissociation Catalytic Layer spaced apart and photocatalyst layer；Described plasma reaction district includes high pressure plasma floor.
12. as claimed in claim 1 with the steel structure paint finishing of purification function, it is characterized in that, being additionally provided with detection device at the photodissociation gas outlet in described photolysis district, whether the described detection device detection photodissociation gas outlet expellant gas from described photolysis district reaches discharge standard.
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| CN201521047936.6U CN205413472U (en) | 2015-12-15 | 2015-12-15 | Steel constructs paint finishing with purification performance |
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| CN201521047936.6U CN205413472U (en) | 2015-12-15 | 2015-12-15 | Steel constructs paint finishing with purification performance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562272A (en) * | 2015-12-15 | 2016-05-11 | 多维联合集团有限公司 | Steel structure spraying system with purifying function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562272A (en) * | 2015-12-15 | 2016-05-11 | 多维联合集团有限公司 | Steel structure spraying system with purifying function |
| CN105562272B (en) * | 2015-12-15 | 2018-08-03 | 多维联合集团有限公司 | A kind of steel structure paint finishing with purification function |
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